275745275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 395016384

約数和(自身を除く): 119271109

約数列:

[1, 5, 13, 23, 25, 37, 65, 115, 185, 299, 325, 481, 575, 851, 925, 997, 1495, 2405, 4255, 4985, 7475, 11063, 12025, 12961, 21275, 22931, 24925, 36889, 55315, 64805, 114655, 184445, 276575, 298103, 324025, 479557, 573275, 848447, 922225, 1490515, 2397785, 4242235, 7452575, 11029811, 11988925, 21211175, 55149055, 275745275]

約数ペア:

[(1, 275745275), (5, 55149055), (13, 21211175), (23, 11988925), (25, 11029811), (37, 7452575), (65, 4242235), (115, 2397785), (185, 1490515), (299, 922225), (325, 848447), (481, 573275), (575, 479557), (851, 324025), (925, 298103), (997, 276575), (1495, 184445), (2405, 114655), (4255, 64805), (4985, 55315), (7475, 36889), (11063, 24925), (12025, 22931), (12961, 21275)]